JSC2013-E-017254 (17 March 2013) --- In the Integration Facility at the Baikonur Cosmodrome in Kazakhstan, Expedition 35/36 Flight Engineer Chris Cassidy of NASA is all business as he conducts a leak check of his Russian Sokol launch and entry suit March 17 during a systems dress rehearsal called a "fit check." Cassidy, Soyuz Commander Pavel Vinogradov and Flight Engineer Alexander Misurkin are preparing for launch to the International Space Station from Baikonur scheduled for March 29, Kazakh time. Photo credit: NASA/Victor Zelentsov